A-AS Level (CIE) Psychology: Specimen Questions with Answers 155 - 157 of 299
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Question 155
Explanation
Functions of agonists, antagonists and inverse agonists are as follows
- Agonists- Effectively increase the activity of a neurotransmitter by mimicking its effects
- Antagonists- Effectively decrease or block the neurotransmitter
- Inverse agonists-Produce effects opposite to those produced by the neurotransmitter
Question 156
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Write in Brief
One Liner▾Define the following aphasia
- Global aphasia (Mark 2)
- Anomic aphasia (Mark 2)
Explanation
Global aphasia- Combination of highly impaired comprehension and production of speech.
It is caused by both Broca՚s area and Wernicke՚s area
Anomic aphasia-Involves difficulties in naming objects and retrieving words. The patient may look at an object and simply by unable to receive the word that corresponds to the object
Sometimes specific categories of the things cannot be recalled, such as names of living things.
Question 157
Explanation
Prevalence of Mood disorders are as follows
- Mood disorders in children are fundamentally similar to mood disorders in adults
- Symptoms of depression are increasing dramatically in our elderly population
- Experience of anxiety across cultures varies and it is difficult to make comparisons-especially, for example, when we attempt to compare subjective feelings of comparison